Brush head insert



FIG. 1 is a bottom, front and left side perspective view of our new design for a brush head grip;

FIG. 2 is a top, rear and left side perspective view of the embodiment shown in FIG. 1;

FIG. 3 is a bottom plan view of the embodiment shown in FIG. 1;

FIG. 4 is a top plan view of the embodiment shown in FIG. 1;

FIG. 5 is a right side elevation view of the embodiment shown in FIG. 1; the left side elevation view is a mirror image of FIG. 5;

FIG. 6 is a rear elevation view of the embodiment shown in FIG. 1; and,

FIG. 7 is a front elevation view of the embodiment shown in FIG. 1.

The broken lines shown in the drawing views are included for the purpose of showing environmental structure that forms no part of the claimed design. 

CLAIM The ornamental design for a brush head insert, as shown and described. 